Math, asked by prashuramsingh54, 2 months ago

if -1 is obtained on doubling a rational number, then the rational number is
(a) 2
(b) -1/4
(c) 1/2
(d) -1/2

Answers

Answered by Fanjum

0

Answer:

d/ -1/2

Step-by-step explanation:

-1/2×2=-2/2=-1

Answered by Narayan826

1

Answer:

It can be obtained by multiplying -1/2×2

Previous Question

Next Question

Similar questions

Environmental Sciences, 1 month ago

Tge mathematician who invented algebra was: (a) Varahamihira (b) C.V Raman (c) Brahmagupta (d) Aryabhatta...

Geography, 1 month ago

Assertion: The planters found it difficult to expand the area under nij cultivation. Reason: Indigo could be cultivated only on fertile lands, and these were all already densely populated. a. If both assertion and reason are true and reason is the correct explanation of assertion. b. If both assertion and reason are true but reason is not the correct explanation of assertion. c. If...

English, 1 month ago

Direct speech to Indirect speech. They said, 'We play Football here'...

Physics, 2 months ago

A 50 kg boy sits 1.2 m from the fulcrum of a see-saw. where should another boy of 40 kg sit on the other side to balance it?

Social Sciences, 2 months ago

please answer this question...

Chemistry, 10 months ago

the bond angle and % of d characterbin sf6 are...

Math, 10 months ago

Solve the following: a) 18 + 516 +1 b) Subtract 49 from 12 c) 38 × 25 d) 365 ÷ 910...

Math, 10 months ago

.The length and width of a photograph are in the ratio 5 : 2. What will be the width of the enlarged photograph if the length becomes 190 mm?